Finding the Fourth Proportional to 3,039,425,648.21, 4,194,450,231.05 and 1,751,225,565.62
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Solution
The fourth proportional to 3,039,425,648.21, 4,194,450,231.05 and 1,751,225,565.62 is: 2,416,715,961.67
Step by Step Solution
- Step 1: Write the proportion equation
3,039,425,648.21 : 4,194,450,231.05 = 1,751,225,565.62 : x - Step 2: Convert to fraction form
3,039,425,648.21/4,194,450,231.05 = 1,751,225,565.62/x - Step 3: Cross multiply
3,039,425,648.21x = 4,194,450,231.05 × 1,751,225,565.62 - Step 4: Simplify right side
3,039,425,648.21x = 7,345,428,478,335,475,712 - Step 5: Solve for x
x = 7,345,428,478,335,475,712/3,039,425,648.21 - Step 6: Final answer
x = 2,416,715,961.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.